44results about How to "Turn off auto" patented technology

This invention discloses a protection circuit of limit short circuit including field effect transistors M0, M1, M2, M3, M4, power valves MP1 and MP2 and resistor R3, in which, a current mirror made up of M0, M1 and M2 is in the equal proportion to an image circuit and the sources of M0, M1 and M2 are connected to the earth, the drains of M1 and M2 are connected with the drains of M3 and M4, and M3 and M4 form the image circuit, one end of R3 is connected with the sources of M3 and MP1, the other end is connected with the sources of M4 and MP2.

The invention provides a bathroommaster control device. A water heater gas flow measuring unit is arranged at the gas connection of a gas water heater so as to sense the gas flow velocity at the gas connection. A control unit sends a first signal to the bathroommaster to turn on the bathroommaster, and sends a second signal to the bathroommaster to turn off the bathroommaster; after the control unit sends the first signal to the bathroommaster to turn on the bathroommaster and after a first waiting time, the control unit sends a third signal to the water heater gas flow measuring unit to turn on the water heater gas flow measuring unit; the water heater gas flow measuring unit sends a fourth signal to the control signal if continuously sensing that the gas flow velocity is lower than a predetermined gas flow velocity in second predetermined waiting time; the control unit sends the signal to the bathroommaster to turn off the bathroommaster upon receiving the fourth signal from the water heater gas flow measuring unit.

The invention discloses an intelligent water supply system which comprises a water source, a water pump and a faucet.The water source, the water pump and the faucet are sequentially connected through pipelines.The system further comprises a flow sensor, a controller and a PWM variable-frequency module, wherein the flow sensor is installed on the pipeline between the water pump and the faucet, the controller is connected with the flow sensor and used for obtaining water flow signals in the pipeline, the control end of the PWM variable-frequency module is connected with the controller, and the output end of the PWM variable-frequency module is electrically connected with the water pump.The controller adjusts the pulse width of the PWM variable-frequency module according to the water flow signals obtained by the flow sensor, and accordingly the rotation speed of the water pump is controlled.By means of the system, the defects that the power of a water pump cannot be adjusted, water is pumped at normal power whether water supply amount is small or large, and loss of the water pump is too fast can be overcome.

The invention relates to an intelligent environment-friendly robot. The intelligent environment-friendly robot comprises a main control panel, a robot head control unit, a garbage recovery unit, an intelligent voice recognition unit and a loud-speaking unit, wherein the robot head control unit is connected with the main control panel and used for achieving human body induction and information display. The garbage recovery unit comprises a transmission cache module connected with the main control panel and N garbage recovery bins connected with the transmission cache module. The intelligent voice recognition unit comprises an intelligent voice recognition module connected with the main control panel and an MIC microphone array linked to the intelligent voice recognition module. The intelligent environment-friendly robot has various voice recognition systems, and meanwhile, walking, picking and garbage intelligent recognition systems can be expanded and added; and different role objectsand appearances can be set according to user requirements.

The invention provides a bathroom exhaust fan control system. A control unit transmits a first signal to a bathroom exhaust fan to start the bathroom exhaust fan, and transmits a second signal to the bathroom exhaust fan to stop the bathroom exhaust fan. After the control unit transmits the first signal to the bathroom exhaust fan to start the bathroom exhaust fan and waits for preset time, the control unit transmits a third signal to a water heater water outlet temperature measurement unit to start the water heater water outlet temperature measurement unit; the water heater water outlet temperature measurement unit transmits a fourth signal to the control unit when continuously sensing that water temperature is lower than preset temperature within second preset waiting time; the control unit transmits the second signal to the bathroom exhaust fan to stop the bathroom exhaust fan when receiving the fourth signal from the water heater water outlet temperature measurement unit.

The invention discloses an emergency opening method of a fire door. The emergency opening method of the fire door comprises the steps that when a fire happens, abutting push parts can drive abutting push plates to be closely attached to a fire door body all the time in the process that the fire door body is pushed by a worker to be in an open state, after the fire door body is opened, the upper end faces of limiting blocks serve as limiting planes, the free ends of triggering parts are located on the limiting planes, and therefore the abutting push plates are limited to conduct the retreat movement which is characterized in that the abutting push plates are far away from a stairway, and the fire door body can be continuously kept in an open state; and after the fire is extinguished, the worker kicks reset closing mechanisms with feet and enables two control parts to conduct the movement which is characterized in that the control parts are far away from each other, the free ends of thetriggering parts can be separated from the limiting planes of the limiting blocks, a door closer can automatically close the fire door body, an auxiliary device can apply the perpendicularly downwardacting force to connecting rods in the door closing process, the acting force enables the abutting push plates to conduct the movement consistent to the closing movement of the fire door body, and abutting push components do not affect the automatic closing operation of the fire door body.

The invention discloses a novel magnetic active sealing butterfly valve. A valve body is formed by a left valve body part and a right valve body part, a valve cavity is formed in the lower portion, and a structure installation cavity is formed in the upper portion. A valve plate is installed in the valve cavity, an annular inner boss is arranged in the middle of the valve cavity, an annular movable groove is formed in the side, close to the valve plate, in the annular inner boss, a driven magnet and a valve seat are installed in the annular movable groove, a driving magnet is installed in theannular inner boss, a driving gear is installed in the structure installation cavity, a driven gear is installed in the structure installation cavity, the two ends of a driving valve rod are connectedwith the driving gear and the driving magnet, and the driving gear and the driven gear are incomplete gears, have circular gear parts and circular arc gear part matched with the circular gear parts and form an intermittent structure. By designing the magnetic driving sealing device with the active sealing function, the sealing effect of the valve is improved, the service life of the valve is prolonged, and meanwhile the safety in an emergent state is enhanced.

The invention discloses an intelligent water supply system with a hot water supply function.The intelligent water supply system comprises a water source, a water pump and a faucet which are sequentially connected through a pipeline.The intelligent water supply system further comprises a flow sensor, a controller, a PWM frequency conversion module and a water heater, wherein the flow sensor is mounted on the portion, between the water pump and the faucet, of the pipeline; the controller is connected with the flow sensor; the control end of the PWM frequency conversion module is connected with the controller, and the output end of the PWM frequency conversion module is electrically connected with the water pump; the controller regulates the pulse width of the PWM frequency conversion module according to a water flow signal acquired by the flow sensor so as to control the rotating speed of the water pump; a water feeding pipe of the water heater is communicated with the portion, between the flow sensor and the faucet, of the pipeline, a heater is arranged in the water heater, and the horizontal height of the heater is smaller than that of the water feeding end of a water discharging pipe of the water heater.The intelligent water supply system enables the water pump to adjust the rotating speed according to the water flow of the faucet, thus, the use efficiency of the water pump can be guaranteed, and the wear speed of the water pump can be reduced; meanwhile, the system is additionally provided with the water heater, and therefore hot water can be supplied to a user.

The invention provides a normally open assembly of an emergency fire door. The normally open assembly comprises fire door normally open devices (200) used for restricting fire door body (100) from closing during opening of the fire door body (100), the two sets of the fire door normally open devices (200) correspond to two door panels of the fire door body (100) respectively, the fire door normally open devices (200) include limiting normally open mechanisms (210), and reset closing mechanisms (220), the limiting normally open mechanisms (210) are used for restricting the closing of the fire door body (100) during the opening, and the reset closing mechanisms (220) are used for making the limiting normally open mechanisms (210) to cancel the restriction on the fire door body (100). According to the normally open assembly, closing of a fire door can be limited after people push open the fire door, that is, the fire door remains a opening state after being pushed open, when a fire occurs, only the first person needs to open the fire door, subsequent evacuees can quickly pass through and escape, and the escape efficiency is higher.

The invention discloses a pipe storage device. The pipe storage device comprises a transport trolley, a storage material frame and a rotary opening and closing mechanism. The storage material frame isa rectangular frame. The center of the storage material frame extends in the length direction and the width direction to form the X-axis and the Y-axis. The storage material frame is arranged on thetransport trolley. The end, along the Y-axis, of the storage material frame serves as the open end. The rotary opening and closing mechanism is arranged at the open end. The pipe storage device has the beneficial effects that the pipe storage device achieves the storage material frame automatic opening and closing function through the rotary opening and closing mechanism, is high in automation degree and can be used in cooperation with a pipe processing automatic production line; moreover, any pipe or cable does not need to be connected to the storage material frame; and the pipe storage device can be used for storing a batch of pipes and realize distributed transportation of the pipes.

The invention relates to a capacity expansion method of a photocatalysis waste water degrading reactor for maintaining a membrane component by soft ultrasound, and belongs to the technical field of waste water treatment. In the relevant prior art, accelerants are lost, the microwave energy is wasted, the single tank waste water treatment quantity of the reactor is rather low, the degrading terminal point is difficult to distinguish, the accelerant agglomerates cannot disappear in situ, and cannot be observed timely, and the accelerant deposition on the membrane component cannot be removed easily and the like. Aiming at the problems, the scheme is as follows: the method mainly comprises the following steps of: drawing the microwave irradiation range by a metal cage; expanding the size of the reactor; blocking the accelerants step by step by a multistage filter; dissipating the accelerant agglomerates in situ by a low-frequency ultrasonic wave emitted from the bottom of the reactor, and meanwhile cleaning the quartz tube incidentally; monitoring the reaction process by an ozone sensor, and controlling a relevant power supply switch mechanism by a sensing electric signal automatically; detecting agglomerate main inducement parameters automatically; assisting the cleaning operation of a filter membrane component and a backflush program by the high-frequency ultrasonic wave.

The invention relates to a wastewater photocatalytic degradation reactor capacity expanding method carefully recovering catalyst particles, and belongs to the technical field of wastewater treatment. Problems comprising catalyst loss, microwave energy waste, small single-pot wastewater throughput, insufficient internal liquid main-cycle strength, difficult distinguishing of the time of a degradation reaction end point, no in-situ strong dissipation of catalyst agglomerates, no instant detection of catalyst agglomeration and the like exist in the relevant prior art, and a scheme is provided against the problems. The scheme is characterized in that the method comprises the following steps: restraining the microwave irradiation range by a metal cage; bunching rising bubble flows through using a horn-shaped member; expanding the dimension of a reactor; intercepting a catalyst step by step by an external cascaded three-level backwashing filter; carrying out in-situ strong catalyst agglomerate dissipation and ultrasonic quartz tube cleaning; monitoring the reaction process by an ozone sensor, and automatically controlling relevant power supplies through using a sensing electric signal; and self-inspecting the main inducement parameters of the agglomeration.

The invention provides an emergency fire door. The emergency fire door includes fire door normally open devices and an assistant device, wherein the fire door normally open devices are used for limiting closing of a fire door body during opening of the fire door body, the assistant device is used for assisting the fire door normally open devices during triggering operation, the arranged two sets fire door normally open devices correspond to two door panels of the fire door body respectively, the fire door normally open devices include limit normally open mechanisms and reset closing mechanisms, the limit normally open mechanisms are used for limiting the closing of the fire door body during the opening of the fire door body, and the reset closing mechanisms are used for making the limit normally open mechanisms to remove the limiting on the fire door body. The emergency fire door enables to limit the closing of the fire door after people push and open the fire door, even if the fire door is always kept open after the fire door is pushed and opened, in case of fire, only a first person needs to open the fire door, subsequent evacuation personnel can quickly pass, and the escape efficiency is higher.

The invention relates to the technical field of waste recycling, and discloses a paper waste collecting device. The paper waste collecting device comprises a barrel body and a barrel cover. A connecting piece is arranged on the barrel body. The barrel body and the barrel cover are movably connected through a connecting piece. A crushing device is arranged in the barrel body and comprises a crushing shaft and a cutter. According to municipal domestic waste collecting equipment, when waste collecting is carried out, only a waste barrel filled with paper waste is buckled on a linkage plate, so that the barrel cover can be opened to the two sides through the movement of a moving shaft, the paper waste can be conveniently dropped into the barrel, normal opening and closing operation of the waste barrel is not needed, and when the barrel cover is closed, a user only needs to loosen the linkage plate to automatically close the barrel cover, and the practicability of the device is improved.

The invention discloses a chemical tail gas treatment device with a recovery function. The device comprises an incineration tank body, wherein the top of one side of the incineration tank body is connected with a burner; a heat exchange combined heat accumulator is arranged in the incineration tank body; the lower end of the heat exchange combined heat accumulator is connected with one end of a steam transmission pipe through a rotary valve component; the other end of the steam transmission pipe is connected with a steam power push-pull tank; one side of the steam power push-pull tank is connected with an air injection cleaning component through a passive pulse valve; the air injection cleaning component is in linkage with the rotary valve component; and the rotary valve component and the passive pulse valve are both in linkage with the steam power push-pull tank. According to the chemical tail gas treatment device, the heat exchange combined heat accumulator is capable of simultaneously achieving heat accumulation and the heat exchange function, water liquid is heated through heat in the incineration tank body to generate steam, the action is directly conducted through the steam power push-pull tank, automatic air inlet and outlet switching and automatic air injection sweeping are achieved, the effect of directly recycling combustion heat energy is achieved, and the loss caused by heat energy transfer and retransportation is avoided.

The invention provides a control system of a bathroom exhaust fan. A control unit sends a first signal to the bathroom exhaust fan to turn on the bathroom exhaust fan and sends a second signal to the bathroom exhaust fan to turn off the bathroom exhaust fan. The control unit sends the first signal to the bathroom exhaust fan to turn on the bathroom exhaust fan, and after a first preset waiting time, the control unit sends a third signal to a water heater water outlet temperature measuring unit to start the water heater water outlet temperature measuring unit; when detecting that the water temperature is always lower than a preset temperature in a second preset waiting time, the water heater water outlet temperature measuring unit sends a fourth signal to the control unit; when receiving the fourth signal from the water heater water outlet temperature measuring unit, the control unit sends the second signal to the bathroom exhaust fan to turn off the bathroom exhaust fan.

The invention provides a hinge capable of achieving elastic limiting, and relates to the technical field of hinges. The hinge capable of achieving elastic limiting comprises a left base and a right base, the left base and the right base are rotationally connected through a rotating shaft, an elastic reset part is arranged between the interior of the right base and the rotating shaft, a first gear is arranged on the rotating shaft, a second gear engaged with the first gear is fixedly arranged in the left base, a damping assembly used for hindering one-way rotation of the first gear is arranged in the right base, and a speed reduction assembly used for reducing the rotating speed of the first gear is arranged in the right base. When a door body provided with the hinge is opened, the left base rotates to enable the second gear to drive the first gear to rotate, and therefore the elastic reset part can accumulate elastic potential energy; and after a cabinet door is loosened, due to the fact that the elastic reset part needs to release the elastic potential energy, the first gear has the reverse rotation tendency, but due to the effect of the damping assembly, the first gear is kept still, and the door body can stay at any angle.

The invention relates to a capacity expansion method of a photocatalytic wastewater degradation reactor combined with the charged characteristic of a contact agent, and belongs to the technical field of wastewater treatment. In order to solve the problems in the relevant prior art that the loss of the contact agent exists; the microwave energy is wasted; a small amount of wastewater can be treated by using a reactor with a single tank; the moment at the end of a degradation reaction is difficult to distinguish; a contact agent agglomeration matter cannot be forcedly dissipated in situ; the agglomeration of the contact agent is not perceived in time; the charged characteristic of contact agent particles is not utilized well and the like, the method mainly comprises the following steps: tucking a microwave irradiation range by using a metal cage; bunching the rising bubble flows by using a horn barrel-shaped component; expanding the size of the reactor; strengthening the interception of the contact agent by using a hollow fiber membrane changed with negative electricity; forcedly dissipating the contact agent agglomeration matter via ultrasonic waves from the bottom of the reactor as well as incidentally cleaning a quartz tube at the same time; monitoring the reaction process by using an ozone sensor; automatically controlling relevant power supply switching mechanisms via electric sensing signals; and automatically detecting a main agglomeration inducement parameter.

The invention relates to a capacity expansion method of a photocatalytic wastewater degradation reactor combined with the charged characteristic of a contact agent, and belongs to the technical field of wastewater treatment. In order to solve the problems in the relevant prior art that the loss of the contact agent exists; the microwave energy is wasted; a small amount of wastewater can be treated by using a reactor with a single tank; the moment at the end of a degradation reaction is difficult to distinguish; a contact agent agglomeration matter cannot be forcedly dissipated in situ; the agglomeration of the contact agent is not perceived in time; the charged characteristic of contact agent particles is not utilized well and the like, the method mainly comprises the following steps: tucking a microwave irradiation range by using a metal cage; bunching the rising bubble flows by using a horn barrel-shaped component; expanding the size of the reactor; strengthening the interception of the contact agent by using a hollow fiber membrane changed with negative electricity; forcedly dissipating the contact agent agglomeration matter via ultrasonic waves from the bottom of the reactor as well as incidentally cleaning a quartz tube at the same time; monitoring the reaction process by using an ozone sensor; automatically controlling relevant power supply switching mechanisms via electric sensing signals; and automatically detecting a main agglomeration inducement parameter.

The invention relates to the technical field of garbage recycling and discloses municipal solid waste collection equipment. The municipal solid waste collection equipment comprises a can body and a can cover. A connecting piece is arranged on the can body. The can body and the can cover are movably connected through the connecting piece. A crushing device is arranged in the can body. The crushingdevice comprises a crushing shaft and a cutter. According to the municipal solid waste collection equipment, when garbage recycling is carried out, only a trash can filled with paper waste is buckledto a linkage plate, so that the can cover can be opened to the two sides through the movement of a movable shaft, the paper garbage can be conveniently dropped into the can, the opening and closing operation of the normal garbage can is not needed, and when the can cover is closed, a user only needs to loosen the linkage plate, so that the can cover can be automatically closed, and the practicability of the device is improved.

The invention relates to firing equipment, in particular to firing equipment for charcoal-fired wood processing. The invention provides firing equipment for processing charcoal-fired wood, and the firing equipment is in a rotary all-dimensional charcoal-fired mode. A burning device for charcoal burning wood processing comprises a frame body, first supports, a gas storage box, a hose, a first sliding rail, a second sliding rail, a flame gun, a smoke exhaust pipe and the like, the first supports are arranged on the left side and the right side of the upper portion in the frame body, the gas storage box is installed between the first supports, and the hose is arranged at the right end of the gas storage box; a first sliding rail located below the front portion of the gas storage box is arranged on the upper portion in the frame body, a second sliding rail is slidably arranged on the right side of the first sliding rail, a flame gun is slidably installed on the second sliding rail, the top of the flame gun is connected with a hose, and a smoke exhaust pipe is arranged on the upper right portion of the frame body. The flame gun can intermittently move leftwards, so that wood is uniformly charred from right to left, and when the flame gun pauses, the flame gun performs timing flame-jet charring on the rotating wood, so that the wood can be thoroughly charred.

The invention discloses an installation structure of aluminum alloy doors and windows for buildings, which belongs to the field of aluminum alloy doors and windows. Clamping plates are clamped on the steel frame, multiple evenly distributed expansion nails are connected between the C-shaped steel frame and the door and window openings, an aluminum alloy window frame is clamped between a pair of C-shaped steel frames, and the aluminum alloy window frame There is an aluminum alloy window body, and a rotating shaft is fixedly connected to the aluminum alloy window body. The upper and lower ends of the rotating shaft pass through the aluminum alloy window frame and extend into the C-shaped steel frame. A C-shaped steel frame is equipped with a matching shaft Steering gear set, a motor matching the steering gear set is fixedly connected to the inner wall of the door and window opening, a wind speed detector is connected inside the C-shaped steel frame, and a detection fan is connected to the wind speed detector, which can prevent the installation frame from being deformed due to vibration. The windows can be automatically closed when the wind is strong.

The invention provides a bathroom heater control device. A control unit is used for starting a bathroom heater by sending a first signal to the bathroom heater and stopping the bathroom heater by sending a second signal to the bathroom heater; after the control unit starts the bathroom heater by sending the first signal to the bathroom heater, and waits for a predetermined waiting time, and a unit for measuring the temperature of a water outlet of a water heater is started by sending a third signal to the unit for measuring the temperature of the water outlet of the water heater; the unit for measuring the temperature of the water outlet of the water heater is used for sending a fourth signal to the control unit when continuously sensing that the water temperature is lower than the predetermined temperature in a second predetermined waiting time; and the control unit is used for stopping the bathroom heater by sending the second signal to the bathroom heater when the fourth signal is received from the unit for measuring the temperature of the water outlet of the water heater.

The invention relates to a capacity expansion method of a photo-catalytic wastewater biodegradation reactor for carefully recovering catalyst particles, belonging to the technical field of wastewater treatment. In the conventional related technology, problems such as catalyst loss, small treatment capacity of wastewater of a single tank of the reactor, undistinguishable degradation end point, lack of a real-time monitoring step for a functional state of an electrodeless lamp, lack of a water inrush preventive measure of a quartz cavity and improper utilization of catalyst charge characteristics exist, and the scheme aims at the series of problems. The scheme comprises the following main steps: closing up a microwave radiation range by a metal cage; bunching a rising bubble flow by a microphone-shaped member; expanding the size of the reactor; finely intercepting micro-scale and nano-scale catalyst particles and collision fragments thereof by using a filter internally comprising a negative charged filter membrane; monitoring a reaction process by using an ozone sensor and automatically controlling a related power switching mechanism by using a sensing electric signal; self-checking an agglomeration main incentive parameter; probing the functional state of the electrodeless lamp in the reactor by using an optical fiber, thereby preventing failure of an electrodeless ultraviolet radiation source system.